The group's principal activity is to provide commercial, retail banking and trust services. the group is a one-bank holding concern operating through wholly owned subsidiary sandy spring bank. the group offers its services through 31 community offices located in montgomery, howard, prince george's and anne arundel counties in maryland. the services include lending of commercial and real estate loans and acceptance of demand, money market, savings and time deposits. the customers of the group include individuals and businesses. during 2001, the group acquired certain assets and liabilities of the chesapeake insurance group. interest and fees on loans accounted for 53% of 2001 revenues; Other interest income, 32% and non-interest income, 15%.